Anatomy and Physiology

How Long Can Sloths Hold Their Breath?

What Stores Waste in a Cell and How Is It Processed?

Do Fish Feel the Hook in Their Mouth?

What Animals Can Spit for Defense and Hunting?

Why Does It Feel So Good to Sneeze?

Do Prokaryotes and Eukaryotes Both Have a Cell Membrane?

Are Teeth and Bones Made of the Same Thing?

Can a Bat Fly From the Ground? How They Take Flight

Where Is a Man’s Center of Gravity Located?

How Far Can a Snake Jump? The Truth About Striking

How Fast Does an Alligator Run on Land and Water?

How Fast Do Shark Teeth Grow Back?

Why Do Snakes Flick Their Tongues Out?

Can Your Eyeballs Sweat? The Biology of Eye Moisture

Do Rats Sleep at Night? The Nocturnal Nature of Rats

What Is Paracrine Signaling and How Does It Work?

Do Sea Turtles Have Lungs? How These Reptiles Breathe

What Is a Fish Scale? The Purpose, Anatomy, and Types

What Does the World Look Like Through a Mantis Shrimp’s Eyes?

What Is the Structure of the Vacuole?